security: commoncap: fix compile without CONFIG_ANDROID_PARANOID_NETWORK

Change-Id: Ie9231808102bb13c3261965372057a20208a44e7
USB: f_mass_storage: Added cdrom option to UMS-lun-devices

This patch allows programs to change the cdrom option at runtime
through sysfs.

Change-Id: I30a0ffc7f6e9a7f12d95ca1ab07949868aba440c
USB: f_mass_storage: 2048 block size for cdrom devices

Bios will recognize the cdrom device like most other cdrom
devices. This allows people to boot ISOs from their phone.

Original by Andreas Kemnade:
http://www.spinics.net/lists/linux-usb/msg25178.html

Change-Id: Id8fba96e1683f6daa6330b1e59f4a4ca4fe5c271
Bump kernel version to 0.273

Change-Id: Ib319b84501982e9f4226ecbf7b7cf8f7df6e7704